code: def test_derivationally_related_forms(self):
      # Test `derivationally_related_forms()`
      self.assertEqual(
          L("zap.v.03.nuke").derivationally_related_forms(),
          [L("atomic_warhead.n.01.nuke")],
      )
      self.assertEqual(
          L("zap.v.03.atomize").derivationally_related_forms(),
          [L("atomization.n.02.atomization")],
      )
      self.assertEqual(
          L("zap.v.03.atomise").derivationally_related_forms(),
          [L("atomization.n.02.atomisation")],
      )
      self.assertEqual(
          L("zap.v.03.zap").derivationally_related_forms(), []
      )
  
file_path: nltk/nltk/test/unit/test_wordnet.py
imports: import unittest
  from nltk.corpus import wordnet
  from nltk.corpus import wordnet_ic
label_desc: Use image node_id 4 for calling the WordnNetDemo obj's underlying member method code with example usage: obj.test_derivationally_related_forms() without return types